Post navigation lubes 网络 润滑油; [例句]Improving base oil quality and speeding up development of high-grade Lubes 提高基础油质量加速发展高档润滑油 impasse 英[ˈɪmpæs] 美[ˈɪmpæs] n. 僵局; 绝境; [例句]The host told a joke to his guest to break the impasse. 主人为了打破僵局,给客人讲了个笑话。 [其他] 复数:impasses